Home / 33,657.23-50,430.04-20,469.71

Finding the Fourth Proportional to 33,657.23, 50,430.04 and 20,469.71

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Solution

The fourth proportional to 33,657.23, 50,430.04 and 20,469.71 is: 30,670.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,657.23 : 50,430.04 = 20,469.71 : x
  2. Step 2: Convert to fraction form
    33,657.23/50,430.04 = 20,469.71/x
  3. Step 3: Cross multiply
    33,657.23x = 50,430.04 × 20,469.71
  4. Step 4: Simplify right side
    33,657.23x = 1,032,288,294.09
  5. Step 5: Solve for x
    x = 1,032,288,294.09/33,657.23
  6. Step 6: Final answer
    x = 30,670.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.